§ ROAD & RAIL
USD · Road & RailMRTN
MARTEN TRANSPORT LTD
USDSector · Road & RailBeta · 0.97
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
126 increased/new, 74 decreased/exited (13F)
AC 13F Analysis
§ 04 · FUNDAMENTALS · THE BOOKS
| P/E | 97.0 | P/B | 1.21 |
| EPS (TTM) | 0.18 | Dividend | 1.37% |
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| BlackRock, Inc. | 9.8M | 0.0% | +1% |
| Dimensional Fund Advisors | 4.9M | 0.0% | +1% |
| NUANCE INVESTMENTS, LLC | 4.8M | 8.8% | −23% |
| AMERICAN CENTURY COMPANIES INC | 2.6M | 0.0% | +11% |
| State Street | 2.6M | 0.0% | +6% |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.5M | n/a | n/a |
◇ AC INTELLIGENCE
Top institutional owners for MRTN as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER95.7% · 0 holders
OTHER1.5% · 142 holders
PASSIVE / INDEX1.0% · 10 holders
QUALITY / COMPOUNDER0.9% · 16 holders
DEALER / BANK0.5% · 27 holders
DEEP VALUE0.1% · 2 holders
INCOME / DEFENSIVE0.1% · 19 holders
TACTICAL / MACRO0.1% · 3 holders
SYSTEMATIC / QUANT0.1% · 7 holders
ACTIVIST0.0% · 1 holder
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for MRTN in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention MRTN yet.